Senior JavaScript Developer - Decoupled CMS Specialist

Therefore Interactive | Digital Agency; Toronto; Remote; CAD 90,000 - 130,000; Full time

Job summary

A leading digital agency in Toronto is seeking a Senior JavaScript/TypeScript Developer to architect and implement composable digital products for high-profile clients. The role involves working with modern frameworks and headless CMS platforms, ensuring robust and scalable solutions while mentoring junior developers. This position offers guaranteed remote work and a commitment to inclusive practices.

Benefits

Guaranteed 100% remote work

Comprehensive wellness support

Ongoing professional development

Flexible schedule

Inclusive and accessible workplace

Qualifications

• Minimum 5 years of professional experience in JavaScript development.
• At least 2 years specializing in decoupled/headless CMS solutions.
• Experience with modern development workflows and CI/CD pipelines.

Responsibilities

• Architect and develop web solutions using JavaScript and headless CMS platforms.
• Collaborate with cross-functional teams to translate business requirements.
• Mentor junior developers and contribute to development practices.

Skills

JavaScript

TypeScript

Decoupled CMS

API Integration

Communication

Education

Bachelor's degree in Computer Science

Tools

Git

Next.js

React

Job description

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We are seeking a Senior JavaScript/TypeScript Developer with deep expertise in decoupled CMS architectures—particularly Sanity CMS—to join our team. In this role, you will architect and implement composable digital products, web applications, and services for high-profile enterprise clients. You will work closely with stakeholders, designers, and fellow developers to deliver robust, scalable, and maintainable solutions using modern JavaScript frameworks and headless CMS platforms.

Responsibilities

• Architect and develop web solutions and applications using JavaScript (TypeScript, ES6+), decoupled/headless CMS platforms (with a focus on Sanity CMS), and modern frameworks (e.g., Next.js, React)
• Design and implement content models, schemas, and editorial workflows within decoupled CMS environments
• Integrate headless CMS platforms with APIs and third-party services to deliver dynamic, composable digital experiences
• Collaborate with cross-functional teams to translate business requirements into technical solutions
• Communicate software design and architecture through technical diagrams, documentation, and presentations
• Identify, manage, and balance non-functional requirements such as performance, security, usability, maintainability, and scalability
• Mentor junior developers and contribute to the evolution of development practices and processes
• Participate in code reviews, provide constructive feedback, and ensure adherence to best practices
• Proactively identify and manage risks, dependencies, and changes in project scope
  
  
  

Requirements

• Minimum 5 years of professional experience in JavaScript development, with at least 2 years specializing in decoupled/headless CMS solutions (Sanity CMS experience strongly preferred)
• Proven experience building and deploying composable architectures and web applications using headless CMS platforms, Next.js, and related technologies
• Strong understanding of decoupled CMS concepts, content modelling, and API integrations
• Proficiency with modern development workflows, version control (Git), and CI/CD pipelines
• Familiarity with AI-assisted development tools (e.g., Cursor AI, GitHub Copilot, etc.) to enhance development throughput, code quality, and overall capabilities
• Excellent communication skills, both verbal and written, with the ability to explain complex technical concepts to diverse audiences
• Bachelor's degree in Computer Science or a related field, or equivalent experience demonstrated through personal projects, open source contributions, or proven advanced knowledge and skills via technical assessments
• Ability to work collaboratively in a remote, distributed team environment
• Commitment to inclusive, accessible, and sustainable software development practices
• Ability to work a maximum of +/- 3 hours from EST
  
  
  

Benefits

• Guaranteed 100% remote work—forever
• Comprehensive wellness support, including access to counselors, crisis support, nutritional coaching, and virtual healthcare
• Ongoing professional development: training budgets, conferences, certifications, and in-house mentorship
• Flexible schedule and birthdays off
• Dedicated time and resources for independent projects and self-directed learning
• Inclusive and accessible workplace, with accommodations available throughout the hiring process
  
  
  

About Therefore

Therefore Interactive is a digital agency rooted in Toronto that specializes in building smart and meaningful websites, products, and business platforms for the travel and leisure industry.

Performance and Growth Expectations

Your work will be measured through a 360-degree feedback system, including peer and supervisor input, as well as client and user satisfaction. You will have regular mentorship meetings to support your professional growth and help you achieve your career goals.

Committed to an Inclusive Workplace and Social and Environmental Stewardship

Therefore Interactive is dedicated to fostering an inclusive, accessible, and diverse workplace. We are committed to social and environmental stewardship, and expect all team members to make decisions and take actions that support a sustainable future.

Seniority level

• Seniority level

  Mid-Senior level

Employment type

• Employment type

  Full-time

Job function

• Industries

  IT Services and IT Consulting

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